Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Charles Joseph Dow, M.D.
Cardiovascular Disease Physician in Roxbury Crossing, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1023043874
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Registry record
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| P00426745 | Other | MA | MEDICARE RAILROAD |
| 0014371 | Other | MA | NEIGHBORHOOD HEALTH PLAN |
| 304011 | Other | MA | HARVARD PILGRIM |
| B20498801 | Other | MA | CIGNA |
| J30900 | Other | MA | BLUE CROSS / BLUE SHIELD |
| 795212 | Other | MA | TUFTS |
| 795212 | Other | MA | SECURE HORIZON |
| 25-00469 | Other | MA | UNITED HEALTHCARE |
| 304011 | Other | MA | FIRST SENIORITY |
| 0099832 | Other | MA | AETNA |
| 28771 | Other | MA | FALLON |
| 3130789 | Medicaid | MA | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
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Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-04-10.